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Sharks come in all sizes. The largest is the whale shark , which has been known to get as large as 18 meters (60 feet). The smallest fits in your hand. And the great white shark is somewhere in the...
Smithsonian researchers are using this five-person submersible to study the biodiversity of the deep reefs of Curaçao in the southern Caribbean. Read about their adventures in the Summer in a Sub...
Sea stars are important members of marine ecosystems, especially in the tropics. We may think of tropical coral reefs as being home mainly to fish and corals, but in fact these habitats are home to a...
Remotely located in the central Pacific Ocean, south of Hawaii, the Line Islands provide a remarkable research opportunity. The archipelago includes coral reefs reflecting the whole spectrum of...
Smithsonian zoologists inside the Curasub , a 5-person submersible. They're exploring the biodiversity of the deep reefs off Curaçao in the southern Caribbean. Read more and watch videos about the...
Hermit crabs, like this one collected in Moorea, usually protect their soft, vulnerable abdomens from predators by reusing empty snail shells. They are picky home owners and they will trade shells...
Coral reefs are bustling cities of marine life, until rising ocean temperatures turn them into ghost towns. Can reefs spring back from devastating bleaching events? In this episode of the Podcast of...
Like other sea snakes , the turtle-headed sea snake ( Emydocephalus annulatus ) has fangs and venom. But its venom is weak so, instead of defending with a bite, the species tends to react to danger...
This brightly colored squat lobster collected in Moorea is a common find among the coral heads. Although called lobsters, this group of crustaceans is more closely related to hermit crabs than to...
Mangroves canopies support an amazing array of life—including this mangrove yellow warbler ( Dendroica petechia bryanti ), the most common songbird in the mangroves of the Caribbean’s Mangal Cay...
Corals are just one of the many marine life forms that can be modeled in crochet. Jellyfish, like the one pictured here, starfish, sea snails, and kelp are some of the other organisms that...
How biodiverse is one coral reef compared to another? To find out, in Spring 2012, Smithsonian scientist Chris Meyer his students in the Indonesian Biodiversity Research Center (IBRC) course counted...
A specimen from the Smithsonian’s squid collection and videos of a mystery squid helped scientists identify a new family of deep sea squid—the Magnapinnidae, known as the bigfin squids. More about...
A scorpion found in a mangrove. More about mangrove ecosystem can be found in our Mangroves featured story .
Far away from the volcanic CO 2 seeps, a healthy coral reef flourishes with a diversity of coral species. Closer to the seeps where the water is acidic, the corals barely even grow. Read more about...
Deep sea animals have to live in a very cold, dark, and high-pressure environment where they can't see a thing! To survive there, they've evolved some very strange adapations. Some make their own...
A candy basslet ( Liopropoma carmabi ) was just one of the specimens Smithsonian scientists collected from the deep reefs of Curaçao , in the southern Caribbean. To study biodiversity far below the...
You may not think of the ocean as a pharmacy but scientists are developing exciting new medicines from the sponges, corals, and other marine organisms found in the sea. Explore other videos that...
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